// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef MEDIA_MOJO_SERVICES_MOJO_CDM_PROMISE_H_
#define MEDIA_MOJO_SERVICES_MOJO_CDM_PROMISE_H_

#include <stdint.h>

#include "base/callback.h"
#include "base/macros.h"
#include "media/base/cdm_promise.h"
#include "media/mojo/interfaces/content_decryption_module.mojom.h"

namespace media {

// media::CdmPromiseTemplate implementations backed by base::Callbacks.
template <typename... T>
class MojoCdmPromise : public CdmPromiseTemplate<T...> {
public:
    using CallbackType = base::Callback<void(mojom::CdmPromiseResultPtr, const T&...)>;

    explicit MojoCdmPromise(const CallbackType& callback);
    ~MojoCdmPromise() final;

    // CdmPromiseTemplate<> implementation.
    void resolve(const T&... result) final;
    void reject(CdmPromise::Exception exception,
        uint32_t system_code,
        const std::string& error_message) final;

private:
    using CdmPromiseTemplate<T...>::IsPromiseSettled;
    using CdmPromiseTemplate<T...>::MarkPromiseSettled;
    using CdmPromiseTemplate<T...>::RejectPromiseOnDestruction;

    CallbackType callback_;
};

} // namespace media

#endif // MEDIA_MOJO_SERVICES_MOJO_CDM_PROMISE_H_
